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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#ifndef SHARE_VM_GC_G1_G1REGIONS_HPP
#define SHARE_VM_GC_G1_G1REGIONS_HPP

#include "memory/allocation.hpp"

class G1NUMA;
class G1HeapRegion;

// Contains per node index region count
class G1RegionsOnNodes : public StackObj {
  volatile uint* _count_per_node;
  G1NUMA*        _numa;

public:
  G1RegionsOnNodes();

  ~G1RegionsOnNodes();

  // Increase _count_per_node for the node of given heap region.
  void add(G1HeapRegion* hr);

  void clear();

  uint count(uint node_index) const;
};

#endif // SHARE_VM_GC_G1_G1REGIONS_HPP
